JPH04103637A - Production of oriented organic polymer film - Google Patents
Production of oriented organic polymer filmInfo
- Publication number
- JPH04103637A JPH04103637A JP2221261A JP22126190A JPH04103637A JP H04103637 A JPH04103637 A JP H04103637A JP 2221261 A JP2221261 A JP 2221261A JP 22126190 A JP22126190 A JP 22126190A JP H04103637 A JPH04103637 A JP H04103637A
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- liquid crystal
- organic polymer
- monomer
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920000620 organic polymer Polymers 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000003054 catalyst Substances 0.000 claims abstract description 22
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 15
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000178 monomer Substances 0.000 claims abstract description 10
- 239000000126 substance Substances 0.000 claims abstract description 10
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims abstract description 5
- 239000011954 Ziegler–Natta catalyst Substances 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 abstract description 3
- SXFMHFMKGLZIFJ-IYARVYRRSA-N C1C[C@@H](CCC)CC[C@@H]1CCCCOC1=CC=CC=C1 Chemical compound C1C[C@@H](CCC)CC[C@@H]1CCCCOC1=CC=CC=C1 SXFMHFMKGLZIFJ-IYARVYRRSA-N 0.000 abstract description 2
- OXBRRUNAAVNTOZ-SHTZXODSSA-N C1C[C@@H](CCC)CC[C@@H]1C1=CC=C(OCC)C=C1 Chemical compound C1C[C@@H](CCC)CC[C@@H]1C1=CC=C(OCC)C=C1 OXBRRUNAAVNTOZ-SHTZXODSSA-N 0.000 abstract 1
- 230000000379 polymerizing effect Effects 0.000 abstract 1
- 239000010408 film Substances 0.000 description 17
- 229920001197 polyacetylene Polymers 0.000 description 7
- 239000002904 solvent Substances 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- PWQPSCOHMLMVPO-WKILWMFISA-N C1C[C@@H](CCC)CC[C@@H]1CCOC1=CC=CC=C1 Chemical compound C1C[C@@H](CCC)CC[C@@H]1CCOC1=CC=CC=C1 PWQPSCOHMLMVPO-WKILWMFISA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133765—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers without a surface treatment
Abstract
Description
【発明の詳細な説明】
〔概要〕
有機高分子配向膜の製造方法に関し、
有機高分子配向膜を簡便に得ることを可能にするため、
複数の溝を整列して設けた基板上に、液晶物質に溶かし
た触媒を塗布し、モノマーを前記触媒に接触させて重合
せしめることにより構成する。[Detailed Description of the Invention] [Summary] Regarding a method for producing an organic polymer alignment film, in order to easily obtain an organic polymer alignment film, liquid crystals are formed on a substrate having a plurality of aligned grooves. It is constructed by applying a dissolved catalyst to a substance and bringing the monomer into contact with the catalyst to polymerize it.
本発明は、有機高分子配向膜の製造方法に関する。 The present invention relates to a method for manufacturing an organic polymer alignment film.
導電性の有機高分子配向膜を用いて得られる有機高分子
半導体は、これを用いて電子デバイスを構成する場合に
、軽量で、容易に大面積化を行うことができ、変形に強
い等の特徴を持つデバイスを実現することが期待される
。Organic polymer semiconductors obtained using conductive organic polymer alignment films are lightweight, can be easily expanded to large areas, and are resistant to deformation when used to construct electronic devices. It is expected that devices with unique characteristics will be realized.
従来においては、例えば、ポリアセチレン膜を得る場合
に、Ｓｉ０ｇ基板上に触媒を塗布し、これにアセチレン
モノマーガスを接触させてその基板上にポリアセチレン
の層を成長させることにより、高分子膜を製造していた
。しかし、このような方法では、配向した高分子膜を得
ることはできない。Conventionally, when obtaining a polyacetylene film, for example, a polymer film is manufactured by coating a catalyst on a SiOg substrate and bringing it into contact with acetylene monomer gas to grow a layer of polyacetylene on the substrate. was. However, with such a method, it is not possible to obtain an oriented polymer film.
配向膜を得るためには、得られた膜を基板から剥がし、
延伸するのであるが、２μｍ程度以下の厚さを有する薄
膜では、切れやすいため延伸が困難であり、また再現性
よく厚さの−様な膜を得ることは不可能である。To obtain an alignment film, the obtained film is peeled off from the substrate,
However, it is difficult to stretch a thin film having a thickness of about 2 μm or less because it easily breaks, and it is impossible to obtain a film with a uniform thickness with good reproducibility.
触媒の溶媒として液晶物質を用い、１０ｋＯｅ程度の強
磁場を印加して液晶物質を配向させ、これによって溶質
としての触媒を配向させ、結果として配向した有機高分
子導電膜を得る方法が、ポリアセチレンについて、次の
文献に示されている。すなわち、Ａｌｄｉｓｓｉ、 Ｊ
、 Ｐｏ１ｙａ、 Ｓｃｉ、 Ｐｏ１ｙａ、 Ｌｅｔｔ
。For polyacetylene, a liquid crystal substance is used as a solvent for the catalyst, and a strong magnetic field of about 10 kOe is applied to orient the liquid crystal substance, thereby orienting the catalyst as a solute, resulting in an oriented organic polymer conductive film. , as shown in the following literature: Namely, Aldissi, J.
, Po1ya, Sci, Po1ya, Lett
.
Ｅｄ、、 ２３．１６７ （１９８５）およびに、＾
ｋａｇｉ ｅｔ ａｌ、。Ed,, 23.167 (1985) and in,^
Kagi et al.
５ｙｎｔｈｅｔｉｃ Ｍｅｔａｌｓ、 ２８．０５１
（１９８９）である。しかし、この方法では、磁場の印
加のために、大がかりな装置を必要とするという問題が
ある。5ynthetic Metals, 28.051
(1989). However, this method has a problem in that it requires a large-scale device to apply the magnetic field.
本発明は、上記の如き従来技術の問題点を解消し、簡便
な手段により、確実に配向された有機高分子膜を得るこ
とのできる方法を提供しようとするものである。The present invention aims to solve the problems of the prior art as described above and to provide a method that can obtain a reliably oriented organic polymer film by a simple means.
〔課題を解決するための手段〕
本発明によれば、上記課題を解決するため、複数の溝を
整列して設けた基板上に、液晶物質に溶かした触媒を塗
布し、モノマーを前記触媒に接触させて重合せしめるこ
とを特徴とする、有機高分子配向膜の製造方法が提供さ
れる。[Means for Solving the Problems] According to the present invention, in order to solve the above problems, a catalyst dissolved in a liquid crystal substance is applied onto a substrate having a plurality of aligned grooves, and a monomer is applied to the catalyst. A method for producing an organic polymer alignment film is provided, which is characterized in that the organic polymer alignment film is brought into contact and polymerized.
本発明の好ましい態様においては、触媒としてチーグラ
ーナツタ触媒が用いられ、モノマーとしてアセチレンが
用いられる。In a preferred embodiment of the present invention, a Ziegler-Natsuta catalyst is used as the catalyst and acetylene is used as the monomer.
前述したように、触媒の溶媒として液晶物質を用い、強
磁場を印加して液晶物質を配向させ、これによって溶質
としての触媒を配向させ、結果として配向したポリアセ
チレン膜を得る方法は、上記文献により公知である。As mentioned above, the method of using a liquid crystal substance as a solvent for a catalyst, applying a strong magnetic field to align the liquid crystal substance, thereby aligning the catalyst as a solute, and obtaining an oriented polyacetylene film as a result is described in the above-mentioned literature. It is publicly known.
一方、基板に接する液晶は、その基板の表面状態によっ
て配向の変化することが知られており、例えば、「液晶
」、岩柳著、井守出版には、ガラスの表面をガーゼでこ
すってから液晶を塗布すると液晶が配向することが示さ
れている。On the other hand, it is known that the orientation of liquid crystal in contact with a substrate changes depending on the surface condition of the substrate. It has been shown that when applied, liquid crystals become oriented.
本発明者は、かかる従来技術とは異なり、触媒を溶かし
た液晶物質を配向させるのに磁場を用いるのではなく、
基板表面に細かい溝をつけておくことで、実現させよう
という特異な発想に基づいて、本発明を完成させるに到
ったものである。The present inventor differs from such prior art in that instead of using a magnetic field to orient a liquid crystal material in which a catalyst is dissolved,
The present invention was completed based on the unique idea of realizing this by forming fine grooves on the surface of the substrate.
本発明においては、基板表面に整列して設けた溝により
、液晶分子は基板に対し、長手方向が平行になるように
並ぶ、しかして、このように配列された液晶分子の間に
触媒分子が入るため、必然的に触媒分子も配向し、その
結果モノマーの重合によってできる有機高分子膜も配向
することとなるのである。In the present invention, the liquid crystal molecules are aligned with the longitudinal direction parallel to the substrate due to the grooves arranged on the substrate surface, and catalyst molecules are arranged between the liquid crystal molecules arranged in this way. As a result, the catalyst molecules are also oriented, and as a result, the organic polymer film formed by monomer polymerization is also oriented.
Ｓｔ基板の表層を１．５μｍの厚さで熱酸化し、その表
面に幅０．５μｍ、深さ０．５μｍの平行な溝を１．０
μｍの間隔でフォトエツチングにより形成する。The surface layer of the St substrate was thermally oxidized to a thickness of 1.5 μm, and parallel grooves with a width of 0.5 μm and a depth of 0.5 μm were formed on the surface.
Formed by photoetching at intervals of μm.
液晶物質として、４−（トランス−４−ｎ−プロピルシ
クロヘキシル）エトキシベンゼンと４−（トランス−４
−ｎ−プロピルシクロヘキシル）ブトキシベンゼンとの
等モル混合液晶を用いる。この混合液晶を溶媒として、
触媒としてＴｉ （ＯＣ４Ｈ９） ４を１０ｍＭ／ １
の濃度および八ｌ （Ｃ！Ｈｓ） ｓを４０＋＋＋Ｍ／
ｌの濃度となるように混合し、常温で４０分間熟成す
る。As liquid crystal substances, 4-(trans-4-n-propylcyclohexyl)ethoxybenzene and 4-(trans-4
-n-propylcyclohexyl)butoxybenzene and an equimolar mixture of liquid crystals are used. Using this mixed liquid crystal as a solvent,
Ti(OC4H9)4 as a catalyst at 10mM/1
and the concentration of 8l (C!Hs) s to 40+++M/
The mixture was mixed to a concentration of 1 ml and aged at room temperature for 40 minutes.
予め７℃に冷却した基板に対して、＾ｒ雰囲気下に、注
射器により、上記触媒の液晶溶液を滴下する０次に、Ａ
ｒを真空に排気し、アセチレン雰囲気７００Ｔｏｒｒに
５分間保った後、真空排気を行う。Next, the liquid crystal solution of the catalyst was dropped using a syringe under an atmosphere of 7° C. Next, A
After evacuating r to vacuum and maintaining an acetylene atmosphere at 700 Torr for 5 minutes, vacuum evacuation is performed.
以上の操作で、ポリアセチレン膜が２μｍの厚さで成長
した。Through the above operations, a polyacetylene film was grown to a thickness of 2 μm.
このポリアセチレン膜に沃素ドーピングを行った後の電
気伝導度は、溝に平行な方向で、１．０×１０’ Ｓ／
ｃ−であった。After this polyacetylene film was doped with iodine, the electrical conductivity in the direction parallel to the grooves was 1.0×10' S/
It was c-.
同様にして、平坦なＳｉＯ２基板を用い、液晶を用いず
、トルエンを溶媒として用いた場合の無配向ポリアセチ
レンでは、電気伝導度は５ ＸＩＯ” Ｓ／ｃｍであっ
た。Similarly, in the case of unoriented polyacetylene using a flat SiO2 substrate, no liquid crystal, and toluene as a solvent, the electrical conductivity was 5 XIO'' S/cm.
本発明によれば、高い電気伝導度の有機高分子配向膜を
容易に得ることができる。According to the present invention, an organic polymer alignment film with high electrical conductivity can be easily obtained.
Claims (1)
かした触媒を塗布し、モノマーを前記触媒に接触させて
重合せしめることを特徴とする、有機高分子配向膜の製
造方法。 ２、触媒がチーグラーナッタ触媒であり、モノマーがア
セチレンである、請求項１記載の方法。[Claims] 1. An organic polymer characterized in that a catalyst dissolved in a liquid crystal substance is applied onto a substrate having a plurality of aligned grooves, and monomers are brought into contact with the catalyst and polymerized. A method for producing an alignment film. 2. The method according to claim 1, wherein the catalyst is a Ziegler-Natta catalyst and the monomer is acetylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2221261A JPH04103637A (en) | 1990-08-24 | 1990-08-24 | Production of oriented organic polymer film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2221261A JPH04103637A (en) | 1990-08-24 | 1990-08-24 | Production of oriented organic polymer film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04103637A true JPH04103637A (en) | 1992-04-06 |
Family
ID=16764000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2221261A Pending JPH04103637A (en) | 1990-08-24 | 1990-08-24 | Production of oriented organic polymer film |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04103637A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6351109B1 (en) | 1999-02-26 | 2002-02-26 | Sharp Kabushiki Kaisha | Integrated circuit |
-
1990
- 1990-08-24 JP JP2221261A patent/JPH04103637A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6351109B1 (en) | 1999-02-26 | 2002-02-26 | Sharp Kabushiki Kaisha | Integrated circuit |
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